<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
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    <meta charset="UTF-8">
    <title>Title</title>
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<body>
    欢迎进入一号系统页面<br/>
    <a th:if="${session.user == null}" href="http://ssologin.com:8055/sso/view/page?redirect=http://one.ssologin.com:8056/one/index">去登录</a>
    <a th:unless="${session.user == null}" href="http://ssologin.com:8055/sso/view/page?redirect=http://one.ssologin.com:8056/one/index">zhuxiao</a>
</body>
</html>